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# ICUBridgeCollationCompareFunctorImpl.hpp

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    00001 /*
    00002  * The Apache Software License, Version 1.1
    00003  *
    00004  *
    00005  * Copyright (c) 1999-2004 The Apache Software Foundation.  All rights
    00006  * reserved.
    00007  *
    00008  * Redistribution and use in source and binary forms, with or without
    00009  * modification, are permitted provided that the following conditions
    00010  * are met:
    00011  *
    00012  * 1. Redistributions of source code must retain the above copyright
    00013  *    notice, this list of conditions and the following disclaimer.
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    00015  * 2. Redistributions in binary form must reproduce the above copyright
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    00017  *    the documentation and/or other materials provided with the
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    00019  *
    00020  * 3. The end-user documentation included with the redistribution,
    00021  *    if any, must include the following acknowledgment:
    00022  *       "This product includes software developed by the
    00023  *        Apache Software Foundation (http://www.apache.org/)."
    00024  *    Alternately, this acknowledgment may appear in the software itself,
    00025  *    if and wherever such third-party acknowledgments normally appear.
    00026  *
    00027  * 4. The names "Xalan" and "Apache Software Foundation" must
    00028  *    not be used to endorse or promote products derived from this
    00029  *    software without prior written permission. For written
    00030  *    permission, please contact apache@apache.org.
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    00032  * 5. Products derived from this software may not be called "Apache",
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    00036  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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    00048  * ====================================================================
    00049  *
    00050  * This software consists of voluntary contributions made by many
    00051  * individuals on behalf of the Apache Software Foundation and was
    00052  * originally based on software copyright (c) 1999, International
    00053  * Business Machines, Inc., http://www.ibm.com.  For more
    00054  * information on the Apache Software Foundation, please see
    00055  * <http://www.apache.org/>.
    00056  */
    00057
    00058 #if !defined(ICUBRIDGE_COLLATIONCOMPAREFUNCTORIMPL_GUARD_1357924680)
    00059 #define ICUBRIDGE_COLLATIONCOMPAREFUNCTORIMPL_GUARD_1357924680
    00060
    00061
    00062
    00063 #include <xalanc/ICUBridge/ICUBridgeDefinitions.hpp>
    00064
    00065
    00066
    00067 #include <list>
    00068
    00069
    00070
    00071 #include <xalanc/XSLT/StylesheetExecutionContextDefault.hpp>
    00072
    00073
    00074
    00075 #include <unicode/coll.h>
    00076
    00077
    00078
    00079
    00080 XALAN_CPP_NAMESPACE_BEGIN
    00081
    00082
    00083
    00084 class XALAN_ICUBRIDGE_EXPORT ICUBridgeCollationCompareFunctorImpl : public XalanCollationServices::CollationCompareFunctor
    00085 {
    00086 public:
    00087
    00093     ICUBridgeCollationCompareFunctorImpl(bool   fCacheCollators = false);
    00094
    00095     ~ICUBridgeCollationCompareFunctorImpl();
    00096
    00097     int
    00098 	operator()(
    00099             const XalanDOMChar*                 theLHS,
    00100             const XalanDOMChar*                 theRHS,
    00101             XalanCollationServices::eCaseOrder  theCaseOrder = XalanCollationServices::eDefault) const;
    00102
    00103     int
    00104 	operator()(
    00105             const XalanDOMChar*                 theLHS,
    00106             const XalanDOMChar*                 theRHS,
    00107             const XalanDOMChar*                 theLocale,
    00108             XalanCollationServices::eCaseOrder  theCaseOrder = XalanCollationServices::eDefault) const;
    00109
    00110     bool
    00111     isValid() const
    00112     {
    00113         return m_isValid;
    00114     }
    00115
    00116 #if defined(XALAN_HAS_CPP_NAMESPACE)
    00117     typedef U_ICU_NAMESPACE::Collator   CollatorType;
    00118 #else
    00119     typedef Collator                    CollatorType;
    00120 #endif
    00121
    00122     struct CollationCacheStruct
    00123     {
    00124         CollationCacheStruct(
    00125                 const XalanDOMString&   theLocale,
    00126                 CollatorType*           theCollator) :
    00127             m_locale(theLocale),
    00128             m_collator(theCollator)
    00129         {
    00130         }
    00131
    00132         CollationCacheStruct() :
    00133             m_locale(),
    00134             m_collator(0)
    00135         {
    00136         }
    00137
    00138         void
    00139         swap(CollationCacheStruct&  theOther)
    00140         {
    00141             m_locale.swap(theOther.m_locale);
    00142
    00143             CollatorType* const     theTemp = m_collator;
    00144
    00145             m_collator = theOther.m_collator;
    00146
    00147             theOther.m_collator = theTemp;
    00148         }
    00149
    00150 #if defined(XALAN_NO_SELECTIVE_TEMPLATE_INSTANTIATION)
    00151         bool
    00152         operator<(const CollationCacheStruct&  theRHS) const
    00153         {
    00154             return this < &theRHS;
    00155         }
    00156
    00157         bool
    00158         operator==(const CollationCacheStruct&  theRHS) const
    00159         {
    00160             return this == &theRHS;
    00161         }
    00162 #endif
    00163
    00164         XalanDOMString  m_locale;
    00165
    00166         CollatorType*   m_collator;
    00167
    00168         struct CollatorDeleteFunctor
    00169         {
    00170             void
    00171             operator()(CollationCacheStruct&    theStruct) const
    00172             {
    00173                 delete theStruct.m_collator;
    00174             }
    00175         };
    00176
    00177         struct CollatorFindFunctor
    00178         {
    00179             CollatorFindFunctor(const XalanDOMChar* theLocale) :
    00180                 m_locale(theLocale)
    00181             {
    00182             }
    00183
    00184             bool
    00185             operator()(CollationCacheStruct&    theStruct) const
    00186             {
    00187                 return XalanDOMString::equals(theStruct.m_locale ,m_locale);
    00188             }
    00189
    00190             const XalanDOMChar* const   m_locale;
    00191         };
    00192     };
    00193
    00194 #if defined(XALAN_NO_STD_NAMESPACE)
    00195     typedef list<CollationCacheStruct>          CollatorCacheListType;
    00196 #else
    00197     typedef std::list<CollationCacheStruct>     CollatorCacheListType;
    00198 #endif
    00199
    00200     enum { eCacheMax = 10 };
    00201
    00202 private:
    00203
    00204     int
    00205     doDefaultCompare(
    00206             const XalanDOMChar*     theLHS,
    00207             const XalanDOMChar*     theRHS) const;
    00208
    00209     int
    00210     doCompare(
    00211             const XalanDOMChar*                 theLHS,
    00212             const XalanDOMChar*                 theRHS,
    00213             const XalanDOMChar*                 theLocale,
    00214             XalanCollationServices::eCaseOrder  theCaseOrder) const;
    00215
    00216     int
    00217     doCompareCached(
    00218             const XalanDOMChar*                 theLHS,
    00219             const XalanDOMChar*                 theRHS,
    00220             const XalanDOMChar*                 theLocale,
    00221             XalanCollationServices::eCaseOrder  theCaseOrder) const;
    00222
    00223     int
    00224     doCompare(
    00225             const CollatorType&     theCollator,
    00226             const XalanDOMChar*     theLHS,
    00227             const XalanDOMChar*     theRHS) const;
    00228
    00229     int
    00230     doCompare(
    00231             CollatorType&                       theCollator,
    00232             const XalanDOMChar*                 theLHS,
    00233             const XalanDOMChar*                 theRHS,
    00234             XalanCollationServices::eCaseOrder  theCaseOrder) const;
    00235
    00236     CollatorType*
    00237     getCachedCollator(const XalanDOMChar*   theLocale) const;
    00238
    00239     void
    00240     cacheCollator(
    00241             CollatorType*           theCollator,
    00242             const XalanDOMChar*     theLocale) const;
    00243
    00244
    00245     // Data members...
    00246     bool                            m_isValid;
    00247
    00248     CollatorType*                   m_defaultCollator;
    00249
    00250     XalanDOMString                  m_defaultCollatorLocaleName;
    00251
    00252     bool                            m_cacheCollators;
    00253
    00254     mutable CollatorCacheListType   m_collatorCache;
    00255
    00256     static const StylesheetExecutionContextDefault::DefaultCollationCompareFunctor  s_defaultFunctor;
    00257 };
    00258
    00259
    00260
    00261 XALAN_CPP_NAMESPACE_END
    00262
    00263
    00264
    00265 #endif  // ICUBRIDGE_COLLATIONCOMPAREFUNCTORIMPL_GUARD_1357924680

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Xalan-C++ XSLT Processor Version 1.7 Copyright © 1999-2004 The Apache Software Foundation. All Rights Reserved.